/**
* Parse a method declaration. The declaration should be in the following format:
*
* <p>fully-qualified-method-name (args)
*
* <p>where the arguments are comma separated and all arguments other than primitives should have
* fully qualified names. Arrays are indicating by trailing brackets. For example:
*
* <p>int int[] int[][] java.lang.String java.util.Date[]
*
* <p>The arguments are translated into BCEL types and a MethodDef is returned.
*/
private MethodDef parse_method(StrTok st) {
// Get the method name
String method_name = st.need_word();
// Get the opening paren
st.need("(");
// Read the arguments
ArrayList<String> args = new ArrayList<String>();
String tok = st.nextToken();
if (tok != ")") {
st.pushBack();
do {
tok = st.need_word();
args.add(tok);
} while (st.nextToken() == ",");
st.pushBack();
st.need(")");
}
// Convert the arguments to Type
Type[] targs = new Type[args.size()];
for (int ii = 0; ii < args.size(); ii++) {
targs[ii] = BCELUtil.classname_to_type(args.get(ii));
}
return new MethodDef(method_name, targs);
}
static Method[] getOverridableMethods(Class c) {
ArrayList<Method> list = new ArrayList<Method>();
HashSet<String> skip = new HashSet<String>();
while (c != null) {
Method[] methods = c.getDeclaredMethods();
for (int i = 0; i < methods.length; i++) {
String methodKey =
methods[i].getName() + getMethodSignature(methods[i], methods[i].getParameterTypes());
if (skip.contains(methodKey)) continue; // skip this method
int mods = methods[i].getModifiers();
if (Modifier.isStatic(mods)) continue;
if (Modifier.isFinal(mods)) {
// Make sure we don't add a final method to the list
// of overridable methods.
skip.add(methodKey);
continue;
}
if (Modifier.isPublic(mods) || Modifier.isProtected(mods)) {
list.add(methods[i]);
skip.add(methodKey);
}
}
c = c.getSuperclass();
}
return list.toArray(new Method[list.size()]);
}
public void run() {
if (DEBUG) System.err.println("MainThread.run(): " + Thread.currentThread().getName());
synchronized (taskWorkerLock) {
isRunning = true;
taskWorkerLock.notifyAll();
}
while (!shouldStop) {
try {
// wait for something todo ..
synchronized (taskWorkerLock) {
while (!shouldStop && tasks.size() == 0) {
try {
taskWorkerLock.wait();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
// take over the tasks ..
if (!shouldStop && tasks.size() > 0) {
Runnable task = (Runnable) tasks.remove(0);
task.run(); // FIXME: could be run outside of lock
}
taskWorkerLock.notifyAll();
}
} catch (Throwable t) {
// handle errors ..
t.printStackTrace();
} finally {
// epilog - unlock locked stuff
}
}
if (DEBUG) System.err.println("MainThread.run(): " + Thread.currentThread().getName() + " fin");
synchronized (taskWorkerLock) {
isRunning = false;
isExit = true;
taskWorkerLock.notifyAll();
}
}
/*
* Convert an array of signers into an array of concatenated certificate
* arrays.
*/
private static java.security.cert.Certificate[] mapSignersToCertArray(CodeSigner[] signers) {
if (signers != null) {
ArrayList certChains = new ArrayList();
for (int i = 0; i < signers.length; i++) {
certChains.addAll(signers[i].getSignerCertPath().getCertificates());
}
// Convert into a Certificate[]
return (java.security.cert.Certificate[])
certChains.toArray(new java.security.cert.Certificate[certChains.size()]);
}
return null;
}
static String[] getFontList() {
init();
ArrayList fontNames = new ArrayList();
Iterator fonts = fontNameMap.keySet().iterator();
int dotidx;
while (fonts.hasNext()) {
String fontname = (String) fonts.next();
if ((dotidx = fontname.indexOf('.')) == -1) dotidx = fontname.length();
fontname = fontname.substring(0, dotidx);
if (!fontNames.contains(fontname)) fontNames.add(fontname);
}
return (String[]) fontNames.toArray(new String[fontNames.size()]);
}
public static String[] getZipList(String zipFile) throws ZipException, IOException {
File file = new File(zipFile);
ZipFile zip = new ZipFile(file);
Enumeration<? extends ZipEntry> zipFileEntries = zip.entries();
ArrayList<String> files = new ArrayList<String>();
// Process each entry
while (zipFileEntries.hasMoreElements()) {
// grab a zip file entry
ZipEntry entry = (ZipEntry) zipFileEntries.nextElement();
String currentEntry = entry.getName();
files.add(currentEntry);
}
return files.toArray(new String[files.size()]);
}
static Method[] getOverridableMethods(Class<?> clazz) {
ArrayList<Method> list = new ArrayList<Method>();
HashSet<String> skip = new HashSet<String>();
// Check superclasses before interfaces so we always choose
// implemented methods over abstract ones, even if a subclass
// re-implements an interface already implemented in a superclass
// (e.g. java.util.ArrayList)
for (Class<?> c = clazz; c != null; c = c.getSuperclass()) {
appendOverridableMethods(c, list, skip);
}
for (Class<?> c = clazz; c != null; c = c.getSuperclass()) {
for (Class<?> intf : c.getInterfaces()) appendOverridableMethods(intf, list, skip);
}
return list.toArray(new Method[list.size()]);
}
/**
* Checks for the next item.
*
* @return result of check
* @throws IOException I/O exception
*/
public boolean more() throws IOException {
if (cache == null) {
out.write(4);
send(id);
cache = new ArrayList<byte[]>();
final ByteArrayOutputStream os = new ByteArrayOutputStream();
while (in.read() > 0) {
receive(in, os);
cache.add(os.toByteArray());
os.reset();
}
if (!ok()) throw new IOException(receive());
pos = 0;
}
if (pos < cache.size()) return true;
cache = null;
return false;
}
private static PermissionInfo[] getPermissionInfos(URL resource, Framework framework) {
if (resource == null) return null;
PermissionInfo[] info = EMPTY_PERM_INFO;
DataInputStream in = null;
try {
in = new DataInputStream(resource.openStream());
ArrayList permissions = new ArrayList();
BufferedReader reader;
try {
reader = new BufferedReader(new InputStreamReader(in, "UTF8")); // $NON-NLS-1$
} catch (UnsupportedEncodingException e) {
reader = new BufferedReader(new InputStreamReader(in));
}
while (true) {
String line = reader.readLine();
if (line == null) /* EOF */ break;
line = line.trim();
if ((line.length() == 0)
|| line.startsWith("#")
|| line.startsWith("//")) /* comments */ // $NON-NLS-1$ //$NON-NLS-2$
continue;
try {
permissions.add(new PermissionInfo(line));
} catch (IllegalArgumentException iae) {
/* incorrectly encoded permission */
if (framework != null)
framework.publishFrameworkEvent(FrameworkEvent.ERROR, framework.getBundle(0), iae);
}
}
int size = permissions.size();
if (size > 0) info = (PermissionInfo[]) permissions.toArray(new PermissionInfo[size]);
} catch (IOException e) {
// do nothing
} finally {
try {
if (in != null) in.close();
} catch (IOException ee) {
// do nothing
}
}
return info;
}
void removeUnboundConnections() {
if (UnboundConnections.size() == 0) {
return;
}
ArrayList<Long> currentUnboundConnections = UnboundConnections;
// fix concurrent modification exception
UnboundConnections = new ArrayList<Long>();
for (long b : currentUnboundConnections) {
EventableChannel ec = Connections.remove(b);
if (ec != null) {
if (ProxyConnections != null) {
ProxyConnections.remove(b);
}
eventCallback(b, EM_CONNECTION_UNBOUND, null);
ec.close();
EventableSocketChannel sc = (EventableSocketChannel) ec;
if (sc != null && sc.isAttached()) DetachedConnections.add(sc);
}
}
}
int eval(double[] mk, ArrayList<String[]> mission) {
int evacs = 0;
for (int i = 0; i < mission.size(); i++) { // iterate events
String[] s = mission.get(i);
int mid = Integer.parseInt(s[2].substring(2));
boolean supplied = true;
double[] req;
if (s[3].equals("1")) { // worst case
req = getWorst(mid);
} else { // best case
req = getBest(mid);
}
if (req == null) {
// 5170 requires no resources
req = new double[0];
}
for (int j = 0; j < req.length; j += 2) {
int rid = (int) req[j];
double cnt = req[j + 1];
if (mk[rid] + 1e-12 < cnt) {
supplied = false;
}
}
if (supplied) {
for (int j = 0; j < req.length; j += 2) {
int rid = (int) req[j];
double cnt = req[j + 1];
if (consumable[rid]) {
mk[rid] -= cnt;
}
}
evacs += Integer.parseInt(s[4]);
} else {
evacs += Integer.parseInt(s[5]);
}
}
return evacs;
}
void checkIO() {
long timeout;
if (NewConnections.size() > 0) {
timeout = -1;
} else if (!Timers.isEmpty()) {
long now = new Date().getTime();
long k = Timers.firstKey();
long diff = k - now;
if (diff <= 0) timeout = -1; // don't wait, just poll once
else timeout = diff;
} else {
timeout = 0; // wait indefinitely
}
try {
if (timeout == -1) mySelector.selectNow();
else mySelector.select(timeout);
} catch (IOException e) {
e.printStackTrace();
}
}
public void deinit(Appendable out, boolean force) throws Exception {
Settings settings = new Settings(platform.getConfigFile());
if (!force) {
Justif justify = new Justif(80, 40);
StringBuilder sb = new StringBuilder();
Formatter f = new Formatter(sb);
try {
String list = listFiles(platform.getGlobal());
if (list != null) {
f.format("In global default environment:%n");
f.format(list);
}
list = listFiles(platform.getLocal());
if (list != null) {
f.format("In local default environment:%n");
f.format(list);
}
if (settings.containsKey(JPM_CACHE_GLOBAL)) {
list = listFiles(IO.getFile(settings.get(JPM_CACHE_GLOBAL)));
if (list != null) {
f.format("In global configured environment:%n");
f.format(list);
}
}
if (settings.containsKey(JPM_CACHE_LOCAL)) {
list = listFiles(IO.getFile(settings.get(JPM_CACHE_LOCAL)));
if (list != null) {
f.format("In local configured environment:%n");
f.format(list);
}
}
list = listSupportFiles();
if (list != null) {
f.format("jpm support files:%n");
f.format(list);
}
f.format("%n%n");
f.format(
"All files listed above will be deleted if deinit is run with the force flag set"
+ " (\"jpm deinit -f\" or \"jpm deinit --force\"%n%n");
f.flush();
justify.wrap(sb);
out.append(sb.toString());
} finally {
f.close();
}
} else { // i.e. if(force)
int count = 0;
File[] caches = {platform.getGlobal(), platform.getLocal(), null, null};
if (settings.containsKey(JPM_CACHE_LOCAL)) {
caches[2] = IO.getFile(settings.get(JPM_CACHE_LOCAL));
}
if (settings.containsKey(JPM_CACHE_GLOBAL)) {
caches[3] = IO.getFile(settings.get(JPM_CACHE_GLOBAL));
}
ArrayList<File> toDelete = new ArrayList<File>();
for (File cache : caches) {
if (cache == null || !cache.exists()) {
continue;
}
listFiles(cache, toDelete);
if (toDelete.size() > count) {
count = toDelete.size();
if (!cache.canWrite()) {
reporter.error(PERMISSION_ERROR + " (" + cache + ")");
return;
}
toDelete.add(cache);
}
}
listSupportFiles(toDelete);
for (File f : toDelete) {
if (f.exists() && !f.canWrite()) {
reporter.error(PERMISSION_ERROR + " (" + f + ")");
}
}
if (reporter.getErrors().size() > 0) {
return;
}
for (File f : toDelete) {
if (f.exists()) {
IO.deleteWithException(f);
}
}
}
}